package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

/**
 * Created by mac on 2017/11/2.
 */
public class Test {

    public static void main(String[] args) {

        int a = 0;
        Scanner scanner = new Scanner(System.in);
        System.out.println("please input an int:");

        try {
            a = scanner.nextInt();

            //alt + enter
        }catch (InputMismatchException e){

            System.out.println("类型不匹配！！！");
        }

        System.out.println("a = " + a);

    }

}
